# Showing a Series Diverges using Partial Sums

## By PatrickJMT

This video shows how a series diverges using partial sums.

# Decimals in words

## By Khan Academy

Learn how to describe decimals in words.

# Sums and products of irrational numbers

## By Khan Academy

Thinking about whether the sums and products of irrational numbers are rational or irrational.

# Rational and Irrational Sums

## By Sarah Houlihan

This video explains what a rational number is, and what an irrational number is. The video also provides examples of addition between rational and irrational numbers.

# Sums and scalar multiples of linear transformations | Linear Algebra | Khan Academy

## By Khan Academy

Sums and Scalar Multiples of Linear Transformations. Definitions of matrix addition and scalar multiplication.

# SAT Math Strategy - Change Averages to Sums

## By Dr.Steeve Warner

SAT Math Strategy - Change Averages to Sums

# Partial Sums Method

Use the partial sums method to carry out addition problems.

# Partial Sums Algorithm

Using the partial sums method.

# Sums and scalar multiples of linear transformations | Linear Algebra | Khan Academy

## By Khan Academy

Sums and Scalar Multiples of Linear Transformations. Definitions of matrix addition and scalar multiplication.

# Regrouping decimals

## By Khan Academy

Similar to a problem we did earlier but with whole numbers, this time we're having to regroup with decimals and find the right answer. Take your time.

# Grade 4 Math - Compare Decimals

## By Lumos Learning

Using the Lumos Study Programs, parents and educators can reinforce the classroom learning experience for children and help them succeed at school and on the standardized tests. Lumos books, dvd, eLearning and tutoring are used by leading schools, libraries and thousands of parents to supplement classroom learning and improve student achievement in the standardized tests.

# Regrouping decimals

## By Khan Academy

We're doing more regrouping but this time using decimals. Just remember those place values!

# Converting decimals to fractions example 3 | Decimals | Pre-Algebra | Khan Academy

## By Khan Academy

Learn how to write 0.36 as a fraction.

# Converting decimals to fractions example 2 | Decimals | Pre-Algebra | Khan Academy

## By Khan Academy

Learn how to convert 0.8 into a fraction.

# Comparing numbers represented in different ways | 4th grade | Khan Academy

## By Khan Academy

Examples of Khan Academy practice problems where you compare decimals, fractions, and number diagrams.

# Comparing decimals visually

## By Khan Academy

Learn how to compare decimals using grid diagrams.

# Comparing decimals example 2 | Decimals | Pre-Algebra | Khan Academy

## By Khan Academy

When comparing decimals it's easy to get confused by the number of digits to the right of decimal. Is it a tenth, hundredth, or thousandth? This video will help you a lot!

# Comparing decimals example 3 | Decimals | Pre-Algebra | Khan Academy

## By Khan Academy

We're using the less than (<) and greater than (>) symbols to compare decimals now. Cool!

# Converting decimals to fractions example 1 | Decimals | Pre-Algebra | Khan Academy

## By Khan Academy

Learn how to convert 0.15 into a fraction.